CN213353385U - Sliding block inner inclined ejection mechanism - Google Patents
Sliding block inner inclined ejection mechanism Download PDFInfo
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- CN213353385U CN213353385U CN202021716130.2U CN202021716130U CN213353385U CN 213353385 U CN213353385 U CN 213353385U CN 202021716130 U CN202021716130 U CN 202021716130U CN 213353385 U CN213353385 U CN 213353385U
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Abstract
The utility model belongs to the technical field of mould equipment, concretely relates to push up mechanism to one side in slider. It has solved the problem that current mould can't realize the drawing of patterns to having great barb range and degree of depth product. This oblique top mechanism in slider, mould include the die holder that can vertical rebound, and oblique top mechanism includes the shaping slider in the slider, its characterized in that, the oblique guide pillar of vertical setting and top to injection moulding product slope in the shaping slider, the top of oblique guide pillar links to each other with the die holder, the activity is equipped with oblique kicking block and oblique ejector pin in the shaping slider, oblique ejector pin sets up for the horizontal plane slope, set up the stroke groove that can supply to draw the piece to remove in the shaping slider, draw and be equipped with between the piece and the oblique kicking block and make oblique kicking block towards the ejecting elastic component of injection moulding product direction, oblique kicking block outer end has the injection moulding face, set up the groove of moulding plastics of indent on the oblique kicking block. The utility model discloses a mould can realize the drawing of patterns to having great barb range and degree of depth product.
Description
Technical Field
The utility model belongs to the technical field of mould equipment, concretely relates to push up mechanism to one side in slider.
Background
Injection mold is when processing the product that has the barb structure, and some barbs are located the product lateral wall, and crisscross each other with the drawing of patterns direction, adopt traditional slider to be difficult to realize the drawing of patterns of pothook department on the product lateral wall. The prior art is through when the mould die sinking, set up the slide on the lower thimble board, set up the slider on the slide, oblique thimble is connected to the slider, pass through when the mould die sinking, lower thimble board drives oblique thimble when ejecting with the working of plastics, the barb is taken out to one side slip to oblique thimble, and cover half side barb is owing to receiving the restriction of mould structure, can only do for a short time with the bending amplitude and the degree of depth of barb usually, the barb through taking off directly deviating from the cover half side appears breaking the condition easily by force, lead to the product to scrap, in addition because the product demand, the needs of some barbs have great bending amplitude and degree of depth, how consequently to make the product that has great barb bending amplitude can demould smoothly is the technical problem that needs to solve.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a mechanism to one side in slider, the utility model aims to solve the technical problem that: how to make the mold can realize demolding of products with larger barb amplitude and depth.
The purpose of the utility model can be realized by the following technical proposal:
a slide block inner oblique ejection mechanism comprises a mold seat capable of moving vertically and upwards, a forming slide block, it is characterized in that an inclined guide post is vertically arranged in the forming sliding block, the top end of the inclined guide post is inclined towards the injection product, the top end of the inclined guide post is connected with the die holder, an inclined ejector block and an inclined ejector rod are movably arranged in the forming sliding block, the inclined ejector rod is obliquely arranged relative to the horizontal plane, one end of the inclined ejector rod, which is close to the injection product, is higher than one end of the inclined ejector rod, which is far away from the injection product, is provided with a pulling block, the other end of the inclined ejector rod is connected with the inclined ejector block, a stroke groove for the movement of the pulling block is arranged in the forming slide block, an elastic piece which can push the inclined ejecting block out towards the direction of an injection product is arranged between the pulling block and the inclined ejecting block, the outer end of the inclined ejecting block is provided with an injection molding surface, the oblique kicking block is provided with an inwards concave injection molding groove which penetrates through the injection molding surface and the bottom surface.
The die holder moves upwards, the die holder drives the inclined guide post to move upwards, and because the inclined guide post is vertically arranged and the top end of the inclined guide post is inwards and obliquely arranged in the forming slide block, when the inclined guide post is driven by the die holder to move vertically upwards, the forming slide block is driven by the inclined guide post to move outwards to be far away from an injection product; when the injection molding is finished, an injection molding surface on the inclined ejecting block is attached to the surface of an injection molding product, an elastic piece for applying ejection force to the inclined ejecting block to the injection molding product is arranged between the inclined ejecting block and the pulling block, when the molding slide block moves outwards and is far away from the injection molding product, the pulling block arranged on the inclined ejecting rod moves in the stroke groove, the inclined ejecting block abuts against the injection molding product, the molding slide block is used as a motion reference object, the inclined ejecting block can move outwards relative to the molding slide block, and the inclined ejecting block also moves upwards to a certain degree due to the upward inclination of the inclined ejecting rod, at the moment, the inclined ejecting block is in the upward moving process until barbs on the injection molding product are separated from an injection molding groove of the inclined ejecting block, meanwhile, the pulling block moves in the stroke groove to abut against the end of the stroke groove, so that the molding slide block can drive the inclined ejecting rod and the inclined ejecting block to move towards the direction far away from the injection molding product, the inclined ejection mechanism in the sliding block can enable the die to realize the demoulding of products with larger barb amplitude and depth.
In the above-mentioned oblique top mechanism in the slider, the groove of moulding plastics is the L shape groove that transversely sets up upwards, the groove of moulding plastics still runs through the side that bottom surface and injection moulding face are adjacent and forms the breach. The groove of moulding plastics is the L shape groove to run through oblique kicking block's bottom surface etc. when oblique kicking block rebound, be convenient for deviate from the barb on the product of moulding plastics, make the mould can realize the drawing of patterns to having great barb range and degree of depth product.
In the inclined ejecting mechanism in the sliding block, a containing groove for containing the inclined ejecting block and the elastic piece is arranged in the forming sliding block, one end of the elastic piece is abutted against the inner end face of the containing groove, and the other end of the elastic piece is abutted against the inclined ejecting block. The elastic piece supports against the inner end face of the accommodating groove and acts on the inclined ejecting block, the inclined ejecting block is ejected out towards the injection molding product, so that the barb on the injection molding product is not ejected out of the injection molding groove, the inclined ejecting block does not move outwards relative to the injection molding product, and the mold can realize demolding of products with large barb amplitude and depth.
In the inclined ejecting mechanism in the sliding block, the notch of the accommodating groove is in a horn mouth shape with a large outer part and a small inner part, the bottom surface of the inclined ejecting block is arranged in an inclined manner, and the bottom surface of the inclined ejecting block is matched with the inner wall of the notch. The notch department of storage tank is the horn mouth form of outer big end inside small, and the slope setting of cooperation oblique kicking block bottom surface can make oblique kicking block more accurate when reseing.
In the above-mentioned inner inclined ejector mechanism of the slider, the elastic member is a spring, and the spring is sleeved on the inclined ejector rod. The spring is sleeved on the inclined ejector rod, so that the spring can apply reliable ejection force to the inclined ejector block along the axial direction of the inclined ejector rod.
In the above-mentioned inner inclined ejecting mechanism of the sliding block, a step surface abutted against the inner end surface of the inclined ejecting block is arranged in the accommodating groove. The step face in the containing groove can prevent the inclined top block from excessively resetting.
Compared with the prior art, the inner oblique jacking mechanism of the sliding block has the following advantages:
when the forming sliding block moves outwards, the inclined ejecting block can move upwards relative to the injection product, and the barb is separated from the inclined ejecting block, so that the mould can realize demoulding of products with larger barb amplitude and depth.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the sliding block inner pitched roof mechanism.
FIG. 2 is a view showing a position between the lifter mechanism and the injection-molded product in the injection-molded state of the product.
FIG. 3 is a diagram showing a position between a product injection molding completion state and a product injection molded by the inclined top block.
FIG. 4 is a view showing a position between the inner pitched roof of the slide and the injection-molded product in the mold-released state.
Fig. 5 is a sectional view of the inner lifter mechanism of the slider in a mold-released state.
In the figure, 1, a slider is formed; 1a, a stroke groove; 1b, a containing groove; 1b1, step surface; 2. an inclined guide post; 3. a slanted ejecting block; 3a, injection molding surface; 3b, injection molding a groove; 3c, a bottom surface; 4. an oblique ejector rod; 4a, pulling blocks; 5. an elastic member.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2, 4 and 5, the mold generally includes two mold bases that open and close with respect to each other, one mold base being fixed with respect to the other mold base and the other mold base being capable of moving vertically upward. This top mechanism to one side in slider, including shaping slider 1, be equipped with oblique guide pillar 2 in the shaping slider 1, the vertical setting of oblique guide pillar 2 and top are close to the injection moulding product, and the injection moulding product is kept away from to the bottom, makes 2 tops of oblique guide pillar towards the slope of injection moulding product, and the top of oblique guide pillar 2 links to each other with the die holder. As shown in fig. 4 and 5, when the die holder applies an upward force F1 to the inclined guide post 2, the inclined guide post 2 applies a force F2 to the forming slider 1 to move the forming slider 1 away from the injection-molded product, so as to peel the forming slider 1 from the injection-molded product.
As shown in fig. 1, 3, 4 and 5, an inclined ejector block 3 and an inclined ejector rod 4 are movably arranged in a forming slide block 1, the inclined ejector rod 4 is obliquely and upwardly arranged along the moving direction of the forming slide block 1, the inclined ejector rod 4 is relative to the horizontal plane, one end, close to an injection product, of the inclined ejector rod 4 is higher than one end, far away from the injection product, of the inclined ejector rod 4, a pulling block 4a is arranged at the lower end of the inclined ejector rod 4, the higher end of the inclined ejector rod is connected with the inclined ejector block 3, a stroke groove 1a capable of allowing the pulling block 4a to move is formed in the forming slide block 1, an elastic part 5 capable of enabling the inclined ejector block 3 to be ejected towards the injection product direction is arranged between the pulling block 4a and the inclined ejector block 3, the elastic part 5 can be a spring or a rubber sleeve and serves as a limited spring, and the spring is sleeved on the inclined ejector rod. An accommodating groove 1b for accommodating the inclined ejecting block 3 and the elastic piece 5 is arranged in the forming slide block 1, the accommodating groove 1b is communicated with the stroke groove 1a for the inclined ejecting rod 4 to pass through, one end of the elastic piece 5 is abutted against the inner end face of the accommodating groove 1b, and the other end of the elastic piece 5 is abutted against the inclined ejecting block 3. Have injection moulding surface 3a on the oblique kicking block 3, set up the groove 3b of moulding plastics of indent on the oblique kicking block 3, the groove 3b of moulding plastics runs through injection moulding surface 3a and bottom surface 3c, the groove 3b of moulding plastics is the L shape groove that transversely sets up, the groove 3b of moulding plastics is at the bottom surface 3c of oblique kicking block 3, form the breach on the side and the injection moulding surface 3a adjacent with bottom surface 3c and injection moulding surface 3a, when 3 rebound on the oblique kicking block, be convenient for deviate from the barb on the injection moulding product, make the mould can realize the drawing of patterns to having great barb range and degree of depth product.
Specifically, as shown in fig. 4 and 5, when the injection molding is completed, the injection molding surface 3a of the lifter block 3 is attached to the surface of the injection molding product, since the elastic member 5 for applying an ejection force F3 to the lifter block 3 is arranged between the lifter block 3 and the pulling block 4a, when the molding slider 1 moves outwards away from the injection molding product under the action of F2, the pulling block 4a arranged on the lifter rod 4 moves in the stroke groove 1a, the lifter block 3 abuts against the injection molding product, the molding slider 1 is used as a motion reference, the lifter block 3 can move outwards relative to the molding slider 1, and since the lifter rod 4 is inclined upwards, the lifter block 3 also moves upwards to a certain extent, at this time, the lifter block 3 is in the process of moving upwards until the barbs on the injection molding product are removed from the lifter block 3 in an injection molding groove at the bottom of the injection molding surface 3a, then, draw piece 4a to walk the tip that forms and stroke groove 1a in stroke groove 1a and lean on, make shaping slider 1 can drive oblique ejector pin 4 and oblique kicking block 3 and remove towards the direction of keeping away from injection moulding product simultaneously, and oblique top mechanism can make the mould can realize the drawing of patterns to having great barb range and degree of depth product in this slider.
As shown in fig. 5, the slot of the accommodating groove 1b is in a bell mouth shape with a large outside and a small inside, the bottom surface 3c of the inclined ejecting block 3 is obliquely arranged, the bottom surface 3c of the inclined ejecting block 3 is matched with the inner wall of the slot, and the oblique ejecting block 3 can be more accurately positioned when the inclined ejecting block 3 is reset by the oblique arrangement of the slot of the accommodating groove 1b matched with the bottom surface 3c of the inclined ejecting block 3. The accommodating groove 1b is internally provided with a step surface 1b1 abutted against the inner end surface of the inclined top block 3, and the step surface 1b1 in the accommodating groove 1b can prevent the inclined top block 3 from being reset excessively.
The present embodiment is described based on a structure of opening up and down molds, and the inclined guide post 2 is connected with the mold base moving vertically upward, but the structure of the present embodiment can be used for manufacturing different types of molds.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. An inclined ejection mechanism in a sliding block, a mold comprises a mold base capable of vertically moving upwards, the inclined ejection mechanism in the sliding block comprises a forming sliding block (1), and the inclined ejection mechanism is characterized in that an inclined guide post (2) which is vertically arranged in the forming sliding block (1) and the top end of which inclines towards an injection product is arranged, the top end of the inclined guide post (2) is connected with the mold base, an inclined ejection block (3) and an inclined ejector rod (4) are movably arranged in the forming sliding block (1), the inclined ejector rod (4) is obliquely arranged relative to a horizontal plane, one end, close to the injection product, of the inclined ejector rod (4) is higher than one end, far away from the injection product, of the inclined ejector rod (4) is provided with a pulling block (4a), the other end of the inclined ejector rod is connected with the inclined ejection block (3), a stroke groove (1a) capable of allowing the pulling block (4a) to move is formed in the forming sliding block (1), an elastic piece (5) capable of enabling the inclined ejection block (3), the outer end of the inclined ejector block (3) is provided with an injection molding surface (3a), the inclined ejector block (3) is provided with an inward concave injection molding groove (3b), and the injection molding groove (3b) penetrates through the injection molding surface (3a) and the bottom surface (3 c).
2. The mechanism of claim 1, wherein the injection molding groove (3b) is an L-shaped groove arranged transversely upward, and the injection molding groove (3b) further penetrates through the side surface of the bottom surface (3c) adjacent to the injection molding surface (3a) to form a notch.
3. The mechanism of claim 2, wherein the forming slide block (1) is provided with a containing groove (1b) for containing the inclined top block (3) and the elastic member (5), one end of the elastic member (5) is abutted against the inner end face of the containing groove (1b), and the other end of the elastic member is abutted against the inclined top block (3).
4. The inner inclined top mechanism of the sliding block according to claim 3, wherein the notch of the containing groove (1b) is in a bell mouth shape with a large outside and a small inside, the bottom surface (3c) of the inclined top block (3) is obliquely arranged, and the bottom surface (3c) of the inclined top block (3) is matched with the inner wall of the notch.
5. The mechanism of claim 1, wherein the elastic member (5) is a spring, and the spring is sleeved on the lifter (4).
6. The mechanism of claim 3, wherein a step surface (1b1) abutting against the inner end surface of the inclined top block (3) is arranged in the containing groove (1 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021716130.2U CN213353385U (en) | 2020-08-17 | 2020-08-17 | Sliding block inner inclined ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021716130.2U CN213353385U (en) | 2020-08-17 | 2020-08-17 | Sliding block inner inclined ejection mechanism |
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| Publication Number | Publication Date |
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| CN213353385U true CN213353385U (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021716130.2U Active CN213353385U (en) | 2020-08-17 | 2020-08-17 | Sliding block inner inclined ejection mechanism |
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| CN (1) | CN213353385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043689A (en) * | 2021-11-11 | 2022-02-15 | 青岛海泰科模具有限公司 | Car miscellaneous object fill injection mold of slider mechanism drive oblique top |
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2020
- 2020-08-17 CN CN202021716130.2U patent/CN213353385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043689A (en) * | 2021-11-11 | 2022-02-15 | 青岛海泰科模具有限公司 | Car miscellaneous object fill injection mold of slider mechanism drive oblique top |
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